Possible Causes

INTERMITTENT CONDITION

OIL PRESSURE INDICATOR CIRCUIT SHORT TO GROUND

OIL PRESSURE SWITCH ALWAYS CLOSED

OIL PRESSURE SWITCH ALWAYS OPEN

OIL PRESSURE WARNING LAMP INDICATOR BULB OR SOCKET

OIL PRESSURE INDICATOR CIRCUIT SHORT TO VOLTAGE

FUSED IGNITION SWITCH OUTPUT CIRCUIT OPEN

OIL PRESSURE INDICATOR CIRCUIT OPEN

INSTRUMENT CLUSTER